Three adult male Magnificent Frigatebirds up to no good. (Photo by Alex Lamoreaux)
A molting adult male and an adult female Magnificent Frigatebirds gliding over the Dry Tortugas NP. (Photo by Alex Lamoreaux)
The adult male Magnificent Frigatebird is glossy-black. This breeding male shows a red gular sac, which turns orange or yellow during the non-breeding season. (Photo by Alex Lamoreaux)
This adult female Magnificent Frigatebird shows a white breast, black belly, and black head. (Photo by Alex Lamoreaux)
Immature Magnificent Frigatebirds, like this one, are similar to adult females but have a white head and more extensive white on their undersides. (Photo by Alex Lamoreaux)
Male Magnificent Frigatebird and chick - North Seymour Island, Galapagos Islands, Ecuador.
https://flic.kr/p/anGntF | Frigatebird Mom and Chick | A Frigatebird mom with her recently-hatched chick on Genovesa in the Galapagos Islands.
Female Magnificent Frigatebird, Galapagos Islands of Ecuador
Magnificent Frigate Birds by Sean Crane on 500px